How to get a line of text in a ifstream file with another line of text?
I have a txt file that has page number data for 3 books. I am making a program to quickly change that data for a website. Here is my txt file:0 31 572 173The 0,1,2 is the book index's I would like to...
View ArticleTrouble uploading binary files using JavaScript FileReader API
New to javascript, having trouble figuring this out, help!I am trying to use the Javascript FileReader API to read files to upload to a server. So far, it works great for text files. When I try to...
View ArticleHow to display a image selected from input type = file in reactJS
I'm trying to display a image selected from my computer in my web app. I referred the following question which addresses the question i'm trying to fix. How to display selected image without sending...
View ArticleIssue with Previewing Multiple Images After Upload in React
I'm working on a React component that allows users to edit a product and upload images. While I'm able to set and preview a single image correctly, I'm having trouble with previewing multiple images....
View ArticleFailed to execute 'readAsText' on 'FileReader': parameter 1 is not of type...
I am trying to read a user uploaded xml file in angular. Below is my code:Component.ts:convertFileToString(event){ this.uploadXML=event.target.files[0]; let fileReader = new FileReader();...
View ArticleHow to read file without file input?
I'm developing an application in Javascript, which requires to read a text file and put it into a variable as input. However, I google many related questions and found that FileReader can't read file...
View ArticleJest Test: Getting Undefined for Component State After Mocking FileReader
I'm currently writing unit tests for an Angular component that processes a JSON file upload. In my test, I'm trying to mock the FileReader to simulate reading a JSON file, but I'm getting undefined for...
View Articlesending audio file to open ai whisper model
I am converting my recorded audio file to a blob object and then reading it with file reader to make a post request to open ai whisper modelIt expects a audio file and model name i.e whisper-1The error...
View Articlejava reading a line of specific length and position from a txt fie
I am trying to create segments of data from a text file to transfer over a network to another device however my reader is not working.It will read the chunk, send it and update the counter value...
View ArticleHow to implement Progress Bar and Callbacks with async nature of the FileReader
I have the FileReader API called within a for loop to iterate through multiple file objects. I'm using FileReader to essentially display preview of images.function() { for (var i in Files) { var...
View ArticleCreating a FileReader which way is better for optimisation?
From an optimization stand point, is it better to declare the File separately like thisFile f = new File("sample.txt");FileReader fr = new FileReader(f);or, is it better to do it inline like...
View ArticleJava calling datagramsocket socket.receive causes .txt file to be wiped [closed]
I have a program that reads chunks of a text file and sends them over a network. the reader works fine but when I run a separate a method reciveAck() which receives an acknowledgment packet from the...
View ArticleSkip lines from a encrypted file
I am trying to decryt special files. Those files have a header that I want to skip.For example, this file is composed of [header + salt + encryption_header + content + footer]. Lets say salt is...
View ArticleCreate a dictionary from a csv file with rows
I'm have a csv fileid,name,surname,age"1, Johny, Black, 25""2, Armando, White, 18" "3, Jack, Brown, ''""4, Ronn, Davidson, ''""5, Bill, Loney, 35"first row this is list, other rowsHow i can be...
View ArticleError While Skipping the Line in OpenCsv Java
public Map<String, List> readCsv( MultipartFile customerCsvMultipartFile, int chunkSize, int lastOffSet, boolean markReadingCsvProcessComplete ) throws IOException { List<CustomerCsvDto>...
View ArticleReading CSV File without manupulating encoding
I have a csv file that I can see with :file -bi myCsv.txtthat the character-set is iso-8859-1.Now I want to read this file using JavaScript from input tag and type 'file' without manipulating the...
View ArticleProblem on Nand2tetris Jack to a syntax tree
i have done some project of Nand2tetris for my class and i have huge probleme on the 10 , it's about the reader i think after the evaluation of the 3 first token it's say that the next token is None...
View ArticleSpecify the type returned from FileReader readAsDataURL() as PNG and not TIFF?
I'm getting an image that has been pasted into the content editable div and during paste the types in listed in the Clipboard include "image/png" and "image/tiff". When I get that image using a...
View ArticleCan't find variable: FileReader in Safari
i uses html5 upload try{ var reader = new FileReader(); reader.onerror = function(e) { }; reader.onload = function(e) { }; reader.readAsText(file); }catch(e){ }but in safai when i upload a .torrent...
View ArticleJavaScript FileReader Slice Performance
I am trying to access the first few lines of text files using the FileApi in JavaScript.In order to do so, I slice an arbitrary number of bytes from the beginning of the file and hand the blob over to...
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